18560836

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10867}}^1$

素因数の和:10939

約数の個数: 24

約数和(自身を含む): 37733696

約数和(自身を除く): 19172860

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 10867, 21734, 43468, 76069, 152138, 304276, 662887, 1325774, 2651548, 4640209, 9280418, 18560836]

約数ペア:

[(1, 18560836), (2, 9280418), (4, 4640209), (7, 2651548), (14, 1325774), (28, 662887), (61, 304276), (122, 152138), (244, 76069), (427, 43468), (854, 21734), (1708, 10867)]